Termidor DRY Applicator is made for use with the ready-to-use 5-gram vials of Termidor DRY. The applicator is easy to use - just screw the vial into the applicator and you are ready to apply. One vial will normally treat up to three average size homes depending on the level of infestation. Three compressions of the applicator bulb is all that is needed for an individual dose and dispenses 0.1-gram of Termidor DRY.